Ok, I see. 2023年1月21日(土) 10:12 Andrew Pinski <pins...@gmail.com>:
> On Fri, Jan 20, 2023 at 5:05 PM naoki ueda via Gcc-bugs > <gcc-bugs@gcc.gnu.org> wrote: > > > > When I tried to execute the attached file mycalc.c with a command line > > argument, it could not be executed normally only in the case of '*'. > > '+', '-' and '/' can be executed normally, but the compiler cannot > > execute '*' normally. Isn't this a gcc bug? > > First off this email list is really for automated messages from gcc's > bugzilla rather than from users reporting issues. > > > > > > > ~/Clearning$ ./mycalc 20 * 30 > > Oh * here is being handled by the shell you are using and being > expanded as all the files in the current working directory. This has > nothing to do with GCC really. > You can use quotes around the * to force the shell not expanding it > such as this: > ./mycalc 20 '*' 30 > > or you use \ to force the shell not to expand what comes after the * like > this: > ./mycalc 20 \* 30 > > Thanks, > Andrew Pinski > > > 用法:mycalc 数値1 演算子 数値2 >
